GPT-5 Mini vs MiniMax M3
Compare GPT-5 Mini by OpenAI against MiniMax M3 by MiniMax, tested across 53 shared challenges.
Our Verdict
MiniMax M3
GPT-5 MiniRunner-up
No community votes yet. On paper, MiniMax M3 has the edge — bigger model tier, newer, bigger context window.
Too close to call
API pricing
Cost per 1M tokens
GPT-5 Mini
Input
$0.25
1.2× cheaper
Output
$2.00
MiniMax M3
Input
$0.30
Output
$1.20
1.7× cheaper
GPT-5 Mini wins input (1.2× cheaper)·MiniMax M3 wins output (1.7× cheaper)
Writing DNA
Style Comparison
Similarity
42%
MiniMax M3 uses 520.0x more bold
GPT-5 Mini
MiniMax M3
62%Vocabulary55%
21wSentence Length24w
0.16Hedging0.52
0.0Bold5.2
3.4Lists3.0
0.00Emoji1.15
0.00Headings1.21
0.05Transitions0.02
Based on 15 + 27 text responses
Research
What we learned reading every model
FAQ
Common questions
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